The number of Internet users who visited a social network or a blog increased by 24 percent from April 2009 to April 2010, while the average person spent 66 percent more time on those sites during that period, according to new numbers from the Nielsen Co. research firm.
About 75 percent of all Internet users visited a social network or blog in April 2010, and they spent 22 percent of their online time - more than 110 billion minutes - on those sites, Nielsen said.
That’s more than twice the number of minutes Nielsen....